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Last Updated: January 30, 2026

MYAMBUTOL Drug Patent Profile


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When do Myambutol patents expire, and when can generic versions of Myambutol launch?

Myambutol is a drug marketed by Kanchan Hlthcare and is included in one NDA.

The generic ingredient in MYAMBUTOL is ethambutol hydrochloride. There are five drug master file entries for this compound. Seven suppliers are listed for this compound. Additional details are available on the ethambutol hydrochloride profile page.

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Summary for MYAMBUTOL
Drug patent expirations by year for MYAMBUTOL
Drug Prices for MYAMBUTOL

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Recent Clinical Trials for MYAMBUTOL

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
National Institute of Allergy and Infectious Diseases (NIAID)Phase 2
University of Cape TownPhase 2
Aurum InstitutePhase 2

See all MYAMBUTOL clinical trials

Pharmacology for MYAMBUTOL
Drug ClassAntimycobacterial

US Patents and Regulatory Information for MYAMBUTOL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Kanchan Hlthcare MYAMBUTOL ethambutol hydrochloride TABLET;ORAL 016320-001 Approved Prior to Jan 1, 1982 AB RX Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Kanchan Hlthcare MYAMBUTOL ethambutol hydrochloride TABLET;ORAL 016320-004 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Kanchan Hlthcare MYAMBUTOL ethambutol hydrochloride TABLET;ORAL 016320-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Kanchan Hlthcare MYAMBUTOL ethambutol hydrochloride TABLET;ORAL 016320-003 Approved Prior to Jan 1, 1982 AB RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Market Dynamics and Financial Trajectory for MYAMBUTOL

Last updated: July 30, 2025

Introduction

MYAMBUTOL, the brand name for ethambutol, is an essential anti-tuberculosis (TB) medication primarily used in combination therapy against drug-susceptible and resistant strains of Mycobacterium tuberculosis. As global TB prevalence persists and antimicrobial resistance rises, MYAMBUTOL’s market landscape is undergoing significant shifts. This report analyzes current market dynamics, procurement trends, competitive positioning, regulatory influences, and future financial trajectories to offer strategic insights for stakeholders.

Global Market Overview

TB Burden and Therapeutic Role

The World Health Organization (WHO) estimates approximately 10 million new TB cases annually, with developing countries bearing the highest endemic burden. TB management hinges on multi-drug regimens, with ethambutol serving as a cornerstone due to its ability to impede bacterial cell wall synthesis, particularly effective in combination therapy for drug-sensitive and multi-drug resistant TB (MDR-TB) [1].

Market Size and Growth Potential

The global anti-TB drug market was valued at approximately $550 million in 2021, projected to grow at a compound annual growth rate (CAGR) of 4-6% over the next five years. Ethambutol's market share is substantial within this segment, driven by demand in high-burden regions such as Africa, Southeast Asia, and Eastern Europe. The expansion correlates with intensified TB control programs, increased screening, and shifts toward pediatric and latent TB treatment.

Key Drivers

  • Rising TB Incidence: Continues to fuel demand for effective multi-drug regimens.
  • Regulatory Support: WHO guidelines and national health policies favor first-line anti-TB agents, including ethambutol.
  • Emerging MDR-TB Cases: Heighten the necessity for combination therapies where MYAMBUTOL plays a pivotal role.
  • Generic Market Entry: Cost-containment strategies propel procurement of affordable generics, expanding access in low-income markets.

Market Dynamics Influencing MYAMBUTOL

Supply Chain and Manufacturing Trends

Major pharmaceutical companies along with generic manufacturers produce ethambutol formulations. Key producers include patent-holders like Sanofi and multiple generic companies across India, China, and Africa. Patent expirations and the absence of product-specific patent barriers facilitate widespread generic manufacturing, fostering price competition.

Recent investments in manufacturing capacity for anti-TB drugs aim to meet rising global demand, especially in response to the COVID-19 pandemic's impact on TB control efforts (delays in diagnosis and treatment initiation) [2].

Regulatory Environment and Approvals

Regulatory agencies such as the FDA, EMA, and WHO prequalify formulations based on quality, safety, and efficacy criteria. WHO’s prequalification program significantly influences procurement decisions, especially for international donors and large-scale health programs.

In low- and middle-income countries (LMICs), national drug authorities often adopt WHO guidelines, further integrating MYAMBUTOL into public health strategies. However, regulatory complexities, especially regarding biosimilar approvals and quality assurance, impact market dynamics.

Competitive Landscape

While MYAMBUTOL remains a standard first-line agent, alternative drugs and new therapeutics are emerging due to the rise of drug-resistant TB strains. For MDR-TB and extensively drug-resistant TB (XDR-TB), newer drugs such as bedaquiline and delamanid are being integrated into treatment regimens, somewhat reducing ethambutol's prominence but not replacing it entirely.

Generics dominate the bulk of the ethambutol market, with price-sensitive regions relying heavily on low-cost suppliers. Meanwhile, patent-holding firms focus on branded formulations with improved formulations or combination therapies.

Pricing and Reimbursement

Pricing strategies hinge on market competitiveness and procurement channels. WHO’s Global Drug Facility (GDF) and other pooled procurement mechanisms secure low-cost supplies via volume-based discounts, influencing overall market prices.

Reimbursement policies differ regionally; universal healthcare systems tend to negotiate lower prices, while out-of-pocket expenditures in LMICs are variable, affecting access and demand.

Challenges and Risks

  • Quality Assurance: The proliferation of substandard or falsified medicines threatens drug efficacy and market stability.
  • Resistance Development: Inadequate adherence and misuse foster resistance, necessitating updates in treatment protocols and pharmaceutical investments.
  • Supply Disruptions: Political instability, manufacturing bottlenecks, or pandemic-related disruptions can impair supply, impacting financial performance.

Financial Trajectory and Future Outlook

Current Revenue Streams

MYAMBUTOL’s revenues are largely driven through procurement contracts financed by governments and international donors. The influence of large-scale procurement programs like the Global Fund contributes significantly to the revenue outlook.

Impact of Therapeutic Innovations

While recent advances have introduced novel agents for resistant TB, ethambutol’s role remains vital in combination therapy, preserving its revenue stability. Nevertheless, the emergence of shorter, all-oral regimens incorporating new drugs may gradually reshape the market, potentially reducing ethambutol’s share in specific niches.

Growth Opportunities

  1. Expansion in LMICs: The ongoing endemic status of TB in low-income countries ensures sustained demand. Strategic partnerships with governments and NGOs enhance market penetration.
  2. Combination Formulations: Development of fixed-dose combinations (FDCs) that include ethambutol can streamline therapy, improve compliance, and expand market presence.
  3. Generic Competition: Price competition benefits procurement agencies but compresses profit margins for manufacturers, emphasizing efficiency and scale.
  4. Regulatory Approvals: Accelerated approval pathways for quality-assured generics and biosimilars may expand access and volume sales.

Challenges to Growth

  • Resistance and Evolving Guidelines: Shifts toward alternative or more effective therapies for drug-resistant cases may marginalize ethambutol.
  • Market Fragmentation: Diverse regulatory landscapes and procurement channels necessitate region-specific strategies.
  • Funding Uncertainty: Dependence on international aid and public health budgets introduces variability in procurement volumes.

Future Revenue Projection (2023-2030)

Analysts project a moderate CAGR of 3-4% for MYAMBUTOL, supported by sustained TB treatment needs. Revenue growth will primarily hinge on procurement volume increases in high-burden regions, coupled with successful inclusion of MYAMBUTOL in newer combination therapies. Price reductions due to generic competition may offset volume-driven growth, emphasizing operational efficiency.

Long-term outlook remains cautiously positive considering ongoing global TB initiatives, but the potential for market contraction exists should new drugs ultimately displace ethambutol in standard treatment guidelines.

Conclusion

MYAMBUTOL's market is characterized by steady demand fueled by the persistent global TB burden, especially in resource-limited settings. Market dynamics—including supply chain robustness, regulatory support, and competitive forces—shape its financial trajectory. While generics secure a cost-effective and widespread presence, evolving treatment paradigms and resistance patterns pose both opportunities and challenges.

Stakeholders should focus on enhancing quality assurance, fostering strategic collaborations, and adapting to guideline changes to sustain market viability and maximize financial returns.


Key Takeaways

  • Persistent Demand: TB's global prevalence guarantees ongoing need for ethambutol, maintaining stable demand.
  • Generics Dominance: Cost-effective generic manufacturing is central to market stability, especially in LMICs.
  • Regulatory Influence: WHO prequalification and national approvals significantly impact procurement and market access.
  • Treatment Evolution: Emergence of new drugs for resistant TB may alter ethambutol’s role, influencing future revenues.
  • Strategic Adaptation: Companies should prioritize quality, regional partnerships, and formulation innovations to sustain growth.

FAQs

1. What factors influence the price fluctuations of MYAMBUTOL globally?
Price variations are primarily driven by manufacturing costs, competition among generic producers, procurement volumes negotiated by organizations like the Global Fund, regulatory requirements, and regional economic factors.

2. How does resistance to ethambutol impact its market prospects?
Development of ethambutol resistance can compromise its efficacy, leading to decreased demand in resistant TB cases and prompting shifts toward alternative therapies, thereby eventually constraining market growth.

3. What role do international procurement agencies play in MYAMBUTOL’s market dynamics?
Agencies like the WHO GDF facilitate bulk purchases, negotiate prices, and set standards, influencing availability, affordability, and revenue stability for manufacturers.

4. Are there ongoing innovations to improve MYAMBUTOL formulations?
Yes, efforts are underway to develop fixed-dose combinations and improved delivery systems to enhance compliance and treatment outcomes, potentially expanding market penetration.

5. How might patent expirations affect MYAMBUTOL’s competition landscape?
Patent expirations increase the entry of generic manufacturers, intensifying price competition but also expanding access, which can erode profit margins for existing patent-holders if they do not innovate or differentiate their products.


Sources:

[1] World Health Organization. Global Tuberculosis Report 2022. WHO Press, 2022.

[2] Global Fund. Impact of COVID-19 on TB Services and Response. 2021.

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